Product Detailed Description
The Efficiency of Mechanical Closure
Tape adds labor. Adhesive requires curing time. Magnetic closures add cost and weight. Tuck top mailer boxes achieve secure closure through precision engineered friction fit — flap geometry that locks under insertion pressure, maintains seal through transit stress, releases with intentional opening action.
We manufacture tuck top configurations for fulfillment operations prioritizing speed, reclosure capability, and material efficiency.
Flap Engineering Variants
Standard Tuck Top
Single front flap tucking into dust flaps. Simple, reliable, economical. Suitable for lightweight contents under 5 pounds. Assembly time under 3 seconds per unit.
Locking Tuck Top
Front flap includes tab extensions engaging slot cuts in side panels. Positive mechanical lock preventing accidental opening. Requires intentional release action. Suitable for heavier contents or extended transit duration.
Roll End Tuck Top
Side panels roll into base construction, creating double wall corners. Superior stacking strength. Front flap tucks into formed pocket. Premium structural integrity with minimal material increase.
Tuck Top with Literature Pocket
Interior dust flap extends into pocket configuration accommodating invoices, return instructions, marketing inserts. Eliminates separate enclosure handling.
Structural Optimization
Flute Profile Selection
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E flute — 1/16 inch thickness, fine surface for print quality, suitable for lightweight items
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B flute — 1/8 inch thickness, general purpose strength, standard ecommerce application
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C flute — 3/16 inch thickness, heavy duty protection, stacking height applications
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BC double wall — Combined profiles for maximum crush resistance, export shipping, fragile contents
Board Specifications
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26ECT standard — Edge crush test rating for typical ecommerce handling
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32ECT upgrade — Increased stacking performance, heavier contents
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200# test burst strength — Puncture resistance for irregular contents
Print and Surface Options
Kraft Exterior
Natural fiber appearance communicating sustainability. Direct print with flexographic or lithographic quality. Cost optimized for volume applications.
White Exterior
Bleached kraft or mottled white substrate. Superior ink adhesion, brighter color gamut, premium perception.
Custom Print Coverage
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Full litho laminate — Photographic imagery, brand colors, complex graphics
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Flexographic direct print — Economical single and two color applications
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Spot color matching — Brand color consistency across production runs
Fulfillment Integration
Assembly Speed
Tuck top designs ship flat, pop into formed configuration without tape or adhesive. Fulfillment teams achieve 200+ units per hour assembly rates.
Void Fill Minimization
Custom sizing to contents dimensions reduces dunnage requirements. Insert options for product specific retention.
Returns Optimization
Tuck closure reengages for customer return preparation. No additional tape required. Resealable design reduces return processing friction.
